
Denise L. answered 01/18/19
Engaging Tutor with over 20+ Years of Helping Students Succeed
Hi Keoree,
Let A = number of auditorium seats sold and B = number of balcony seats sold
You know that the total number of tickets sold, so A + B = 200
You also know how much each seat costs and the total you collected, so $6A + $4B = $960
For part c, you can now sub and solve!